package cn.order.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.oauth2.config.annotation.web.configuration.EnableResourceServer;
import org.springframework.security.oauth2.config.annotation.web.configuration.ResourceServerConfigurerAdapter;
import org.springframework.security.oauth2.config.annotation.web.configurers.ResourceServerSecurityConfigurer;
import org.springframework.security.oauth2.provider.token.RemoteTokenServices;
import org.springframework.security.oauth2.provider.token.ResourceServerTokenServices;

/**
 * @author Mxb
 * @version 1.0
 * @date 2020/7/29 23:23
 */
@Configuration
@EnableResourceServer //资源服务
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class ResouceServerConfig extends ResourceServerConfigurerAdapter {

    public static final String RESOUREC_ID = "res1";

    @Override
    public void configure(ResourceServerSecurityConfigurer resources) throws Exception {
        resources.resourceId(RESOUREC_ID)  //资源id
                .tokenServices(tokenService())  //验证令牌的服务
                .stateless(true);
        //super.configure(resources);
    }

    @Override
    public void configure(HttpSecurity http) throws Exception {
        //super.configure(http);
        http.authorizeRequests()
                .antMatchers("/**").access("#oauth2.hasScope('all')")
                .and()
                .csrf().disable()
                .sessionManagement()
                .sessionCreationPolicy(SessionCreationPolicy.STATELESS);

    }

    /**
     * 资源服务令牌解析服务
     * @return
     */
    @Bean
    public ResourceServerTokenServices tokenService() {
        //使用远程服务请求授权服务器校验token,必须指定校验token 的url、client_id，client_secret
        RemoteTokenServices service = new RemoteTokenServices();
        service.setCheckTokenEndpointUrl("http://localhost:8080/uaa/oauth/check_token");
        service.setClientId("c1");
        service.setClientSecret("secret");
        return service;
    }
}
